diff --git a/src/dgtk.py b/src/dgtk.py
index 64f89c338..2bec7a82a 100644
--- a/src/dgtk.py
+++ b/src/dgtk.py
@@ -80,6 +80,7 @@ def add_func_column(view, header, func, data, sortid=None):
             column.set_clickable(True)
             column.set_sort_column_id(data)
     column.set_resizable(True)
+    column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
     column.set_expand(False)
     column.set_min_width(10)
     column.set_reorderable(True)
@@ -95,6 +96,7 @@ def add_text_column(view, header, cid):
     column.set_resizable(True)
     column.set_expand(False)
     column.set_min_width(10)
+    column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
     column.set_reorderable(True)
     view.append_column(column)
     return column
@@ -108,6 +110,7 @@ def add_progress_column(view, header, pid, mid):
     column.set_expand(False)
     column.set_min_width(10)
     column.set_reorderable(True)
+    column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
     view.append_column(column)
     return column
 
@@ -136,6 +139,7 @@ def add_texticon_column(view, header, icon_col, text_col):
     column.pack_start(render, expand=False)
     column.add_attribute(render, 'pixbuf', icon_col)
     render = gtk.CellRendererText()
+    column.set_sizing(gtk.TREE_VIEW_COLUMN_FIXED)
     column.pack_start(render, expand=True)
     column.add_attribute(render, 'text', text_col)
     view.append_column(column)